_LoadEnvironment@0
Overview
overview
10Static
static
3Client.rar
windows7-x64
3Client.rar
windows10-2004-x64
3Loader/Ins...on.txt
windows7-x64
1Loader/Ins...on.txt
windows10-2004-x64
1Loader/Loader.exe
windows7-x64
10Loader/Loader.exe
windows10-2004-x64
10Loader/Loader.js
windows7-x64
1Loader/Loader.js
windows10-2004-x64
1Loader/New...on.dll
windows7-x64
1Loader/New...on.dll
windows10-2004-x64
1Loader/bin...rB.exe
windows7-x64
1Loader/bin...rB.exe
windows10-2004-x64
1Loader/bin...rS.exe
windows7-x64
1Loader/bin...rS.exe
windows10-2004-x64
4Loader/bin/scv.jar
windows7-x64
1Loader/bin/scv.jar
windows10-2004-x64
1Loader/pac..._datas
windows7-x64
1Loader/pac..._datas
windows10-2004-x64
1Loader/pac...prefix
windows7-x64
1Loader/pac...prefix
windows10-2004-x64
1Loader/pac...tingss
windows7-x64
1Loader/pac...tingss
windows10-2004-x64
1Loader/use...ersion
windows7-x64
1Loader/use...ersion
windows10-2004-x64
1Loader/use...ersion
windows7-x64
1Loader/use...ersion
windows10-2004-x64
1Loader/xNet.dll
windows7-x64
1Loader/xNet.dll
windows10-2004-x64
1Static task
static1
Behavioral task
behavioral1
Sample
Client.rar
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
Client.rar
Resource
win10v2004-20230915-en
Behavioral task
behavioral3
Sample
Loader/Instruction.txt
Resource
win7-20230831-en
Behavioral task
behavioral4
Sample
Loader/Instruction.txt
Resource
win10v2004-20230915-en
Behavioral task
behavioral5
Sample
Loader/Loader.exe
Resource
win7-20230831-en
Behavioral task
behavioral6
Sample
Loader/Loader.exe
Resource
win10v2004-20230915-en
Behavioral task
behavioral7
Sample
Loader/Loader.js
Resource
win7-20230831-en
Behavioral task
behavioral8
Sample
Loader/Loader.js
Resource
win10v2004-20230915-en
Behavioral task
behavioral9
Sample
Loader/Newtonsoft.Json.dll
Resource
win7-20230831-en
Behavioral task
behavioral10
Sample
Loader/Newtonsoft.Json.dll
Resource
win10v2004-20230915-en
Behavioral task
behavioral11
Sample
Loader/bin/UbuilderB.exe
Resource
win7-20230831-en
Behavioral task
behavioral12
Sample
Loader/bin/UbuilderB.exe
Resource
win10v2004-20230915-en
Behavioral task
behavioral13
Sample
Loader/bin/UbuilderS.exe
Resource
win7-20230831-en
Behavioral task
behavioral14
Sample
Loader/bin/UbuilderS.exe
Resource
win10v2004-20230915-en
Behavioral task
behavioral15
Sample
Loader/bin/scv.jar
Resource
win7-20230831-en
Behavioral task
behavioral16
Sample
Loader/bin/scv.jar
Resource
win10v2004-20230915-en
Behavioral task
behavioral17
Sample
Loader/packages/key_datas
Resource
win7-20230831-en
Behavioral task
behavioral18
Sample
Loader/packages/key_datas
Resource
win10v2004-20230915-en
Behavioral task
behavioral19
Sample
Loader/packages/prefix
Resource
win7-20230831-en
Behavioral task
behavioral20
Sample
Loader/packages/prefix
Resource
win10v2004-20230915-en
Behavioral task
behavioral21
Sample
Loader/packages/settingss
Resource
win7-20230831-en
Behavioral task
behavioral22
Sample
Loader/packages/settingss
Resource
win10v2004-20230915-en
Behavioral task
behavioral23
Sample
Loader/user_data/cache/version
Resource
win7-20230831-en
Behavioral task
behavioral24
Sample
Loader/user_data/cache/version
Resource
win10v2004-20230915-en
Behavioral task
behavioral25
Sample
Loader/user_data/media_cache/version
Resource
win7-20230831-en
Behavioral task
behavioral26
Sample
Loader/user_data/media_cache/version
Resource
win10v2004-20230915-en
Behavioral task
behavioral27
Sample
Loader/xNet.dll
Resource
win7-20230831-en
Behavioral task
behavioral28
Sample
Loader/xNet.dll
Resource
win10v2004-20230915-en
Errors
General
-
Target
Client.rar
-
Size
7.6MB
-
MD5
45eabeea998ac89b7973681c6a6ee4ef
-
SHA1
d58ddc623dc76a055e85e390bc689ac0f7d49255
-
SHA256
e9ae335cdbcd6abea623cb69833c098a66c34f5c9eb98ff7f470c11aee099c32
-
SHA512
6686f5806f6018bc835d4b32004caf06d3d7ee1b265f4cb1be02dd5f1f625a82b7b796bead7f88becefd0cc12fc617d6214bfa2c2f08f71520308ac2c90235e2
-
SSDEEP
196608:wzOyxoxLgtwypuD9n+BzXVolnLeuczaVwE0aipczC/lIbYVUbGV4ID:cxcgL8n+BDoLzczaVw4u/ubRCqID
Malware Config
Signatures
-
Unsigned PE 3 IoCs
Checks for missing Authenticode signature.
resource unpack001/Loader/Loader.exe unpack001/Loader/bin/UbuilderB.dll unpack001/Loader/bin/UbuilderS.dll
Files
-
Client.rar.rar
Password: 888
-
Loader/Instruction.txt
-
Loader/Loader.exe.exe windows:6 windows x86
Password: 888
2d720d38a8fbabead5b576804bc154eb
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
user32
GetClipCursor
ole32
CoGetApartmentType
CoGetObjectContext
advapi32
RegDisablePredefinedCacheEx
kernel32
GetProcessHeap
SetStdHandle
HeapSize
CreateFileW
CreateSymbolicLinkW
FreeConsole
RaiseException
CloseHandle
WaitForSingleObjectEx
Sleep
SwitchToThread
GetCurrentThreadId
GetExitCodeThread
GetNativeSystemInfo
InitializeSRWLock
ReleaseSRWLockExclusive
AcquireSRWLockExclusive
TryAcquireSRWLockExclusive
InitializeConditionVariable
WakeConditionVariable
WakeAllConditionVariable
SleepConditionVariableSRW
FormatMessageA
WideCharToMultiByte
MultiByteToWideChar
GetStringTypeW
InitOnceBeginInitialize
InitOnceComplete
GetLastError
FreeLibraryWhenCallbackReturns
CreateThreadpoolWork
SubmitThreadpoolWork
CloseThreadpoolWork
GetModuleHandleExW
RtlCaptureStackBackTrace
IsProcessorFeaturePresent
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionEx
DeleteCriticalSection
QueryPerformanceCounter
QueryPerformanceFrequency
LocalFree
GetLocaleInfoEx
EncodePointer
DecodePointer
LCMapStringEx
SetFileInformationByHandle
GetTempPathW
FlsAlloc
FlsGetValue
FlsSetValue
FlsFree
InitOnceExecuteOnce
SleepConditionVariableCS
CreateEventExW
CreateSemaphoreExW
FlushProcessWriteBuffers
GetCurrentProcessorNumber
GetSystemTimeAsFileTime
GetTickCount64
CreateThreadpoolTimer
SetThreadpoolTimer
WaitForThreadpoolTimerCallbacks
CloseThreadpoolTimer
CreateThreadpoolWait
SetThreadpoolWait
CloseThreadpoolWait
GetModuleHandleW
GetProcAddress
GetFileInformationByHandleEx
WriteConsoleW
CompareStringEx
GetCPInfo
InitializeCriticalSectionAndSpinCount
SetEvent
ResetEvent
CreateEventW
GetCurrentProcessId
InitializeSListHead
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
GetCurrentProcess
TerminateProcess
SetEnvironmentVariableW
RtlUnwind
InterlockedPushEntrySList
InterlockedFlushSList
SetLastError
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
LoadLibraryExW
CreateThread
ExitThread
ResumeThread
FreeLibraryAndExitThread
GetStdHandle
WriteFile
GetModuleFileNameW
ExitProcess
GetCommandLineA
GetCommandLineW
GetCurrentThread
HeapFree
SetConsoleCtrlHandler
HeapAlloc
GetDateFormatW
GetTimeFormatW
CompareStringW
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
GetFileType
GetFileSizeEx
SetFilePointerEx
FlushFileBuffers
GetConsoleOutputCP
GetConsoleMode
ReadFile
ReadConsoleW
HeapReAlloc
GetTimeZoneInformation
OutputDebugStringW
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetEnvironmentStringsW
FreeEnvironmentStringsW
Exports
Exports
Sections
.text Size: 756KB - Virtual size: 755KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 803KB - Virtual size: 803KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 436KB - Virtual size: 444KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 5KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.tls Size: 1024B - Virtual size: 777B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.00cfg Size: 512B - Virtual size: 270B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 33KB - Virtual size: 33KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
-
Loader/Loader.js
-
Loader/Newtonsoft.Json.dll
-
Loader/bin/UbuilderB.dll.exe windows:4 windows x86
Password: 888
6011984d7c1f1b97a34d7517a498bff8
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Imports
advapi32
RegCloseKey
RegEnumKeyExA
RegOpenKeyExA
RegQueryValueExA
kernel32
CloseHandle
CreateMutexA
CreateProcessA
ExitProcess
FindResourceExA
FormatMessageA
GetCommandLineA
GetCurrentDirectoryA
GetCurrentProcess
GetEnvironmentVariableA
GetExitCodeProcess
GetLastError
GetModuleFileNameA
GetModuleHandleA
GetProcAddress
GetStartupInfoA
GlobalMemoryStatusEx
LoadResource
LocalFree
LockResource
SetEnvironmentVariableA
SetLastError
SetUnhandledExceptionFilter
WaitForSingleObject
msvcrt
__getmainargs
__p__environ
__p__fmode
__set_app_type
_cexit
_chdir
_close
_findclose
_findfirst
_findnext
_iob
_itoa
_onexit
_open
_read
_setmode
_stat
atexit
atoi
fclose
fopen
fprintf
fwrite
memset
printf
puts
signal
strcat
strchr
strcmp
strcpy
strlen
strncat
strncpy
strpbrk
strrchr
strstr
strtok
shell32
ShellExecuteA
user32
CreateWindowExA
DispatchMessageA
EnumWindows
FindWindowExA
GetMessageA
GetSystemMetrics
GetWindowLongA
GetWindowRect
GetWindowTextA
GetWindowThreadProcessId
KillTimer
LoadImageA
MessageBoxA
PostQuitMessage
SendMessageA
SetForegroundWindow
SetTimer
SetWindowPos
ShowWindow
TranslateMessage
UpdateWindow
Sections
.text Size: 24KB - Virtual size: 24KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 64B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.bss Size: - Virtual size: 35KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 3KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
-
Loader/bin/UbuilderS.dll.exe windows:4 windows x86
Password: 888
6011984d7c1f1b97a34d7517a498bff8
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Imports
advapi32
RegCloseKey
RegEnumKeyExA
RegOpenKeyExA
RegQueryValueExA
kernel32
CloseHandle
CreateMutexA
CreateProcessA
ExitProcess
FindResourceExA
FormatMessageA
GetCommandLineA
GetCurrentDirectoryA
GetCurrentProcess
GetEnvironmentVariableA
GetExitCodeProcess
GetLastError
GetModuleFileNameA
GetModuleHandleA
GetProcAddress
GetStartupInfoA
GlobalMemoryStatusEx
LoadResource
LocalFree
LockResource
SetEnvironmentVariableA
SetLastError
SetUnhandledExceptionFilter
WaitForSingleObject
msvcrt
__getmainargs
__p__environ
__p__fmode
__set_app_type
_cexit
_chdir
_close
_findclose
_findfirst
_findnext
_iob
_itoa
_onexit
_open
_read
_setmode
_stat
atexit
atoi
fclose
fopen
fprintf
fwrite
memset
printf
puts
signal
strcat
strchr
strcmp
strcpy
strlen
strncat
strncpy
strpbrk
strrchr
strstr
strtok
shell32
ShellExecuteA
user32
CreateWindowExA
DispatchMessageA
EnumWindows
FindWindowExA
GetMessageA
GetSystemMetrics
GetWindowLongA
GetWindowRect
GetWindowTextA
GetWindowThreadProcessId
KillTimer
LoadImageA
MessageBoxA
PostQuitMessage
SendMessageA
SetForegroundWindow
SetTimer
SetWindowPos
ShowWindow
TranslateMessage
UpdateWindow
Sections
.text Size: 24KB - Virtual size: 24KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 64B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.bss Size: - Virtual size: 35KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 3KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
-
Loader/bin/scv.jar
-
Loader/packages/key_datas
-
Loader/packages/prefix
-
Loader/packages/settingss
-
Loader/user_data/cache/version
-
Loader/user_data/media_cache/version
-
Loader/xNet.dll